Greatest Common Factor of 39, 30, 663

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 39, 30, 663 by common division method
• Greatest Common Factor of 39, 30, 663 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 663

List of positive integer factors of 663 that divides 663 without a remainder.

1,3,13,17,39,51,221,663

Greatest Common Factor

We found the factors 39,30,663 . The biggest common factor number is the GCF number.
So the greatest common factor 39,30,663 is 3.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 17, 20, 959
• GCF of 38, 20, 713
• GCF of 37, 68, 118
• GCF of 16, 82, 307
• GCF of 26, 58, 953

1. What is the GCF of 39, 30, 663?

Answer: GCF of 39, 30, 663 is 3.

2. How to Find the GCF of 39, 30, 663

Answer: Greatest Common Factor(GCF) of 39, 30, 663 = 3

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(39, 30, 663) = 3.